causticadjective
uk/ˈkɔː.stɪk/us/ˈkɑː.stɪk/caustic adjective (CHEMICAL)
A caustic chemical burns or destroys things, especially anything made of living cells:
a caustic substance
Thesaurus: synonyms and related words
Chemistry: types of chemical
- acid salt
- alkali
- alkali metal
- alkyl
- alkyne
- anhydrous
- buffer
- hydrate
- hydro-
- hydrocarbon
- insoluble
- oxide
- petrochemical
- polymer
- stain
- stearic acid
- strong acid
- strong base
- weak acid
- weak base
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caustic adjective (WORDS)
A caustic remark or way of speaking is hurtful, critical, or intentionally unkind:
caustic comments
She's famous in the office for her caustic wit.
Thesaurus: synonyms and related words
Unkind, cruel & unfeeling
- acerbic
- acidly
- backbite
- backbiting
- backhanded
- barbaric
- bilious
- cruelty
- cutthroat
- fiendish
- hard-hearted
- have a heart of stone idiom
- malign
- pitiless
- remorseless
- ruthless
- sadism
- sadist
- unsympathetic
- waspish
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caustically
adverb uk/ˈkɔː.stɪ.kəl.i/us/ˈkɑː.stɪ.kəl.i/